fceux/branches/fceux-2.2.2/getSDLKey/getSDLKey.cpp

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2013-09-23 20:48:54 +00:00
/////////////////////////////////////////////////////////////////
// getSDLKey.cpp
// Lukas Sabota - October, 2011
//
// Prints the corresponding SDL keysym for a key pressed
// into a SDL window. Useful for remapping hotkeys in they
// ~/.fceux/fceux.cfg config file, but may be useful for other
// applications as well.
//
/////////////////////////////////////////////////////////////////
#include<SDL/SDL.h>
void DisplayState(SDL_KeyboardEvent *key)
{
if (key->type == SDL_KEYUP)
printf("RELEASED: ");
else
printf("PRESSED: ");
}
void DisplayModifiers(SDL_KeyboardEvent *key)
{
SDLMod modifier = key->keysym.mod;
if( modifier & KMOD_NUM ) printf( "NUMLOCK " );
if( modifier & KMOD_CAPS ) printf( "CAPSLOCK " );
if( modifier & KMOD_MODE ) printf( "MODE " );
if( modifier & KMOD_LCTRL ) printf( "LCTRL " );
if( modifier & KMOD_RCTRL ) printf( "RCTRL " );
if( modifier & KMOD_LSHIFT ) printf( "LSHIFT " );
if( modifier & KMOD_RSHIFT ) printf( "RSHIFT " );
if( modifier & KMOD_LALT ) printf( "LALT " );
if( modifier & KMOD_RALT ) printf( "RALT " );
if( modifier & KMOD_LMETA ) printf( "LMETA " );
if( modifier & KMOD_RMETA ) printf( "RMETA " );
}
void DisplayKey(SDL_KeyboardEvent *key)
{
printf( "%s\n", SDL_GetKeyName(key->keysym.sym));
}
void DisplayKeysym(SDL_KeyboardEvent *key)
{
printf ("%d\n", key->keysym.sym);
}
int main(int argc, char** argv)
{
SDL_Surface *screen;
if (SDL_Init(SDL_INIT_VIDEO) != 0)
{
printf("Unable to initialize SDL: %s\n", SDL_GetError());
return 1;
}
atexit(SDL_Quit);
screen = SDL_SetVideoMode(320, 240, 0, SDL_ANYFORMAT);
SDL_WM_SetCaption("Get SDL Keysyms! Now 50\% off!", NULL);
if (screen == NULL)
{
printf("Unable to set video mode: %s\n", SDL_GetError());
return 1;
}
SDL_Event event;
int running = 1;
while(running) {
while(SDL_PollEvent(&event)) {
switch(event.type){
case SDL_KEYDOWN:
case SDL_KEYUP:
DisplayState(&event.key);
DisplayModifiers(&event.key);
DisplayKey(&event.key);
DisplayKeysym(&event.key);
break;
case SDL_QUIT:
running = 0;
break;
}
}
}
return 0;
}